The PICO-PI-IMX7D board is equipped with external LCD display with
touchscreen. To allow displaying console on it, enable framebuffer,
fbcon and DRM support at early boot.
Signed-off-by: Lech Perczak <lech.perczak@gmail.com>
[pepe2k@gmail.com: refreshed subtarget kernel config]
Signed-off-by: Piotr Dymacz <pepe2k@gmail.com>